Abdul of Pretender Shi'a Caliphate

Abdul of Pretender Shi'a Caliphate (1 February 775-) was the pretender Shia caliph who, in 778, rose in rebellion against Caliph al-Mahdi.

Biography
Abdul was born on 1 February 775 to the Amarahids, a dynasty of Shia Muslim Bedouin that could trace their ancestry to Muhammad's family. Abdul rose in rebellion against Caliph al-Mahdi of the Abbasid Caliphate with the help of his regent Uways, but the uprising was crushed within a few years and he went into exile.